.page-about img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-about .breadcrumb {
  padding: 1.1rem 0 0;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  display: grid;
  gap: 1.75rem;
  padding-top: 1rem;
  padding-bottom: 2.25rem;
}

.page-about .about-hero-media {
  position: relative;
}

.page-about .about-hero-media .media-frame {
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-leaf);
  overflow: hidden;
  background: var(--paper-2);
  box-shadow: 12px 12px 0 var(--paper-2);
}

.page-about .about-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about .about-caption {
  margin: 0.85rem 0 0;
  font-family: var(--font-note);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-about .about-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 5.4vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--ink-green);
  margin: 0.7rem 0 1rem;
  text-wrap: balance;
}

.page-about .about-hero h1 .hl {
  background: linear-gradient(transparent 64%, rgba(201, 162, 39, 0.4) 64%);
  padding: 0 0.08em;
}

.page-about .about-lede {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.6vw, 1.08rem);
  line-height: 1.85;
  color: var(--ink);
  margin: 0 0 1.25rem;
  max-width: 48ch;
}

.page-about .about-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.page-about .about-tags .tag {
  font-family: var(--font-num);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--deep-green);
  background: var(--card-paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  padding: 0.35rem 0.75rem;
}

@media (min-width: 900px) {
  .page-about .about-hero {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: center;
    padding-top: 1.5rem;
    padding-bottom: 3rem;
  }
}

/* ---------- 文档双栏 ---------- */
.page-about .about-body {
  display: grid;
  gap: 1.5rem;
  padding-top: 1.5rem;
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
  border-top: 1px solid var(--line);
}

@media (min-width: 960px) {
  .page-about .about-body {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: start;
    padding-top: 2rem;
  }
}

.page-about .about-index {
  background: var(--card-paper);
  border: 1px solid var(--line);
  border-left: 4px solid var(--sand);
  border-radius: var(--radius-leaf);
  padding: 1rem 1.1rem;
  box-shadow: 4px 4px 0 var(--paper-2);
}

.page-about .about-index h2 {
  font-family: var(--font-display);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--muted);
  margin: 0 0 0.75rem;
}

.page-about .about-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 0.45rem;
  overflow-x: auto;
}

.page-about .about-index-list li {
  flex: 0 0 auto;
}

.page-about .about-index-list a {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  padding: 0.5rem 0.7rem;
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--ink);
  text-decoration: none;
  border-radius: 6px;
  white-space: nowrap;
  transition: background 0.18s ease, color 0.18s ease;
}

.page-about .about-index-list a .idx-num {
  font-family: var(--font-num);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--sand);
}

.page-about .about-index-list a:hover,
.page-about .about-index-list a:focus-visible {
  background: var(--paper-2);
  color: var(--ink-green);
}

@media (min-width: 960px) {
  .page-about .about-index {
    position: sticky;
    top: 1rem;
  }

  .page-about .about-index-list {
    display: block;
    overflow: visible;
  }

  .page-about .about-index-list li {
    border-top: 1px solid var(--line);
  }

  .page-about .about-index-list li:first-child {
    border-top: 0;
  }

  .page-about .about-index-list a {
    padding: 0.6rem 0.2rem;
    white-space: normal;
  }
}

/* ---------- 章节骨架 ---------- */
.page-about .about-sec {
  padding: 2rem 0;
  border-top: 1px dashed var(--line);
}

.page-about .about-sec:first-child {
  border-top: 0;
  padding-top: 0.5rem;
}

.page-about .sec-head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1.15rem;
}

.page-about .sec-num {
  font-family: var(--font-num);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  line-height: 1;
  color: var(--sand);
  letter-spacing: 0.02em;
}

.page-about .sec-head h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.3rem, 3.2vw, 1.9rem);
  line-height: 1.3;
  color: var(--ink-green);
  margin: 0;
}

.page-about .about-sec p {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink);
  margin: 0 0 1rem;
  max-width: 62ch;
}

.page-about .about-sec h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  line-height: 1.45;
  color: var(--ink-green);
  margin: 0 0 0.35rem;
}

/* ---------- 数字条 ---------- */
.page-about .about-stats {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0.9rem 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-about .about-stats li {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding-right: 0.5rem;
}

.page-about .about-stats li + li {
  border-left: 1px solid var(--line);
  padding-left: 0.75rem;
}

.page-about .stat-num {
  font-family: var(--font-num);
  font-size: clamp(1.25rem, 3.6vw, 1.9rem);
  line-height: 1.05;
  color: var(--ink-green);
  letter-spacing: 0.01em;
}

.page-about .stat-label {
  font-family: var(--font-body);
  font-size: 0.76rem;
  line-height: 1.5;
  color: var(--muted);
}

/* ---------- 时间轴 ---------- */
.page-about .tl {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0 0 0 2rem;
  position: relative;
}

.page-about .tl::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 0.6rem;
  bottom: 0.6rem;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--sand) 0%, var(--deep-green) 55%, var(--paper-2) 100%);
}

.page-about .tl-item {
  position: relative;
  padding-bottom: 1.6rem;
}

.page-about .tl-item:last-child {
  padding-bottom: 0;
}

.page-about .tl-item::before {
  content: "";
  position: absolute;
  left: -2rem;
  top: 0.4rem;
  width: 16px;
  height: 16px;
  box-sizing: border-box;
  border-radius: 50%;
  background: var(--card-paper);
  border: 3px solid var(--deep-green);
}

.page-about .tl-item p {
  margin: 0;
  font-size: 0.95rem;
  max-width: 54ch;
}

.page-about .tl-year {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  color: var(--ink-green);
  background: rgba(201, 162, 39, 0.22);
  border: 1px solid rgba(201, 162, 39, 0.5);
  border-radius: var(--radius-pill);
  padding: 0.12rem 0.6rem;
  margin-bottom: 0.45rem;
}

@media (min-width: 640px) {
  .page-about .tl {
    padding-left: 2.5rem;
  }

  .page-about .tl-item::before {
    left: -2.5rem;
  }

  .page-about .tl-item:nth-child(even) {
    margin-left: 1.5rem;
  }
}

/* ---------- 团队 ---------- */
.page-about .team-nums {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.page-about .team-nums li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  background: var(--card-paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-leaf);
  padding: 0.85rem 0.9rem;
  box-shadow: 3px 3px 0 var(--paper-2);
}

.page-about .team-figure {
  margin: 1.35rem 0;
}

.page-about .team-figure .media-frame {
  aspect-ratio: 3 / 2;
  border-radius: var(--radius-leaf);
  overflow: hidden;
  background: var(--paper-2);
  box-shadow: 8px 8px 0 var(--paper-2);
}

.page-about .team-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about .team-figure figcaption,
.page-about .trust-figure figcaption {
  margin-top: 0.7rem;
  font-family: var(--font-note);
  font-size: 0.84rem;
  line-height: 1.6;
  color: var(--muted);
}

@media (min-width: 720px) {
  .page-about .team-nums {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 服务准则 ---------- */
.page-about .principles {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.page-about .principle {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 0.85rem;
  padding: 1rem 1rem 1rem 0.9rem;
  background: var(--card-paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--deep-green);
  border-radius: var(--radius-leaf);
}

.page-about .principle p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
}

.page-about .p-num {
  font-family: var(--font-num);
  font-size: 1.5rem;
  line-height: 1.1;
  color: var(--sand);
  letter-spacing: 0.02em;
}

@media (min-width: 780px) {
  .page-about .principles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 结果条 ---------- */
.page-about .result-band {
  position: relative;
  overflow: hidden;
  margin-top: 1.5rem;
  padding: 1.4rem clamp(1rem, 3vw, 1.75rem);
  background: var(--ink-green);
  border-radius: var(--radius-leaf);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem 1rem;
}

.page-about .result-band::after {
  content: "";
  position: absolute;
  right: -46px;
  top: -46px;
  width: 148px;
  height: 148px;
  border: 2px solid rgba(201, 162, 39, 0.35);
  border-radius: 50%;
  pointer-events: none;
}

.page-about .result-band .r-num {
  display: block;
  font-family: var(--font-num);
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  line-height: 1.1;
  color: var(--sand);
}

.page-about .result-band .r-label {
  display: block;
  margin-top: 0.3rem;
  font-family: var(--font-body);
  font-size: 0.78rem;
  line-height: 1.55;
  color: rgba(244, 239, 228, 0.84);
}

@media (min-width: 760px) {
  .page-about .result-band {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 资质与生态 ---------- */
.page-about .trust-grid {
  display: grid;
  gap: 1.5rem;
}

.page-about .trust-list {
  list-style: none;
  margin: 0.5rem 0 0;
  padding: 0;
}

.page-about .trust-list li {
  display: grid;
  grid-template-columns: 0.9rem minmax(0, 1fr);
  gap: 0.6rem;
  padding: 0.8rem 0;
  border-bottom: 1px dashed var(--line);
  font-family: var(--font-body);
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-about .trust-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 0.55rem;
  background: var(--sand);
  border-radius: 1px;
  transform: rotate(45deg);
}

.page-about .trust-figure {
  margin: 0;
}

.page-about .trust-figure .media-frame {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-leaf);
  overflow: hidden;
  background: var(--paper-2);
  box-shadow: 10px 10px 0 var(--paper-2);
}

.page-about .trust-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (min-width: 820px) {
  .page-about .trust-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 2rem;
    align-items: start;
  }
}

/* ---------- 栏目指引 ---------- */
.page-about .about-next {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 0.65rem;
}

.page-about .about-next a {
  display: block;
  padding: 0.85rem 1rem;
  background: var(--card-paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-leaf);
  text-decoration: none;
  transition: background 0.18s ease, transform 0.18s ease;
}

.page-about .about-next a:hover,
.page-about .about-next a:focus-visible {
  background: var(--paper-2);
  transform: translateY(-2px);
}

.page-about .about-next .nx-title {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--ink-green);
}

.page-about .about-next .nx-desc {
  display: block;
  margin-top: 0.2rem;
  font-family: var(--font-body);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--muted);
}

@media (min-width: 700px) {
  .page-about .about-next {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-next a,
  .page-about .about-index-list a {
    transition: none;
  }

  .page-about .about-next a:hover,
  .page-about .about-next a:focus-visible {
    transform: none;
  }
}
<<<END>>>